NPPES file of Aug 9, 2026

Hematology (Internal Medicine) Physician in Massachusetts

117 NPPES records list hematology (internal medicine) physician with a practice address in Massachusetts, 1.7 per 100,000 residents, the 2nd highest rate of 48. Boston and Burlington have the most; each record links to the provider's NPI and the Massachusetts license search. Page 3 of 3.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RH0000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Boston has the most, 92

  1. Boston92
  2. Burlington6
  3. Springfield4
  4. Worcester3
  5. Northampton2

Hematology (Internal Medicine) Physician records in Massachusetts

  1. Thomas Smith, MDGloucester, MA 019301285686170
  2. Andrew Song, MDBoston, MA 021141265069959
  3. Fei Song, MDBurlington, MA 018051992153183
  4. Luzbella Southard, M.D.Millis, MA 020541306995170
  5. Thomas Spitzer, MDBoston, MA 021141477543783
  6. Martin Steinberg, M.D.Boston, MA 021181114999315
  7. Richard Steingart, MDSpringfield, MA 011071740202076
  8. David Sykes, MD, PHDBoston, MA 021141851323380
  9. Alfred Tauber, M.D.Boston, MA 021181346212511
  10. Poy Theprungsirikul, MDBoston, MA 022151215434469
  11. Alan Tseng, MD, PHDNorthampton, MA 010601518420520
  12. Pedro Vianna, MDBoston, MA 021151518498807
  13. Virginia Volpe, M.D.Boston, MA 022151659767622
  14. Neil Weiner, MDBurlington, MA 018051720159395
  15. Robert Weinstein, MDWorcester, MA 016551598754269
  16. Andrew Wilks, M.D.Boston, MA 021181205367331
  17. Abraham Zimelman, M.D.Boston, MA 021301518062959

Source: CMS NPPES, primary taxonomy 207RH0000X: records by practice city and the list of records, file of Aug 9, 2026.

Massachusetts ranks 2 of 48 per resident

  1. Minnesota2.2
  2. Massachusetts1.7
  3. District of Columbia1.2
  4. Vermont0.9
  5. 50 states and D.C.0.4

Source: CMS NPPES, primary taxonomy 207RH0000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

76.9% of these records appear in a Medicare file, against 80.5% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Massachusetts76.9%
  2. United States80.5%

Hematology (Internal Medicine) Physician records in Massachusetts, measured

  • In a Medicare file90 of 117 · 76.9% here, 80.5% nationally
  • In the CMS Doctors and Clinicians file77 · 65.8% here, 70.8% nationally
  • Not updated in five years or more50 · 42.7% here, 46.9% nationally
  • Median graduation year2006 · the 77 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RH0000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

117 NPPES records list hematology (internal medicine) physician (207RH0000X) as their primary taxonomy with a practice address in Massachusetts: 1.7 per 100,000 residents against 0.4 nationally (50 states and D.C.). Boston has 92 of them (79%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Minnesota128
  2. Ohio89
  3. New York161
  4. Texas73

States with a similar rate per 100,000

  1. Oregon0.7
  2. North Carolina0.7
  3. Connecticut0.6
  4. Michigan0.6

The largest states

  1. California175
  2. New York161
  3. Minnesota128
  4. Ohio89
  5. Texas73

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.